OPW052025 Report - Part 2

Performance Outcomes                                                Acceptable Outcomes                                                                               Response
PO2                                                                 AO2.1
Stormwater drainage infrastructure is planned, designed and         Stormwater drainage planning, design and construction is in             The proposed driveway follows an existing track located
constructed to:                                                     accordance with PSP6 Engineering Design Standards - Roads,              through the allotment and all existing stormwater flow
(a)   incorporate allowance for increased flood risk and tidal      drainage and earthworks and the latest version of the                   regimes will remain in place. Some further formalisation of
      inundation through pipework as a result of cilmate change     Queensland Urban Drainage Design Manual.                                drains will be undertaken in accordance with the prepared
      and sea level rise;                                                                                                                   plans and supporting geotechnical reporting. All site drains
(b)   ensure the development is adequately drained; and             AO2.2                                                                   will discharge to grassed/vegetated paddocks and where
                                                                    The stormwater drainage system connects to a lawful point of            necessary rock energy dissipation will be installed.
(c)   ensure stormwater is managed and lawfully discharged
                                                                    discharge in accordance with PSP6 Engineering Design                    Performance Outcome PO2 and Acceptable Outcomes
      without altering stormwater drainage characteristics
      external to the site.                                         Standards - Roads, drainage and earthworks.                             AO2.1, AO2.2, AO2.3 and AO2.4 can be met.

                                                                    AO2.3
                                                                    Stormwater flows discharging from the development are
                                                                    demonstrated to be consistent with pre-development
                                                                    characteristics.

                                                                    AO2.4
                                                                    Development provides for the management of stormwater to
                                                                    incorporate appropriate allowance for climate change impacts
                                                                    (including rainfall intensity and sea level rise), in accordance with
                                                                    PSP6 Engineering Design Standards – Roads, Drainage and
                                                                    Earthworks.
PO3                                                                 AO3.1
Stormwater drainage infrastructure conveys run-off in a manner      Stormwater drainage infrastructure meets the desired standards          The proposed driveway follows an existing track located
that allows roads to deliver desired standards of service           of service for roads functionality set out in PSP6 Engineering          through the allotment and all existing stormwater flow
appropriate to the local conditions and local stormwater drainage   Design Standards - Roads, Drainage and Earthworks.                      regimes will remain in place.
characteristics.                                                                                                                            Performance Outcome PO3 and Acceptable Outcome AO3
                                                                                                                                            can be met.